What does LIW stand for?

Lembak - Language code (ETLW)

Letters in Words - Psychology

Lightweight Individual Weapon (PDAA)

Loikaw - Myanmar - Airport symbol (OAG)

Long Instruction Word - Teraplex - Computer science

Loss in Weight

Lyttleton Engineering Works (SAUO)

Sugar Sand Marine, Fargo, ND - Manufacturer code for watercraft hull identification number (USCG)